Assignee
NIPPON CERAMIC KK
JP·6 granted patents·130 citations·filing 1981–2009
Top patents by PatentIndex Score
6 records- 0175US4800278APyroelectric infrared sensorNIPPON CERAMIC KK·Filed 1986·Granted Jan 24, 1989·46 cites·12 claims
- 0267US4641054APiezoelectric electro-acoustic transducerNIPPON CERAMIC KK·Filed 1985·Granted Feb 3, 1987·53 cites·12 claims
- 0359US4437002APyroelectric infrared sensorNIPPON CERAMIC KK·Filed 1981·Granted Mar 13, 1984·18 cites·6 claims
- 0441US4703023AProcess for the production of low-thermal-expansive (ZrO)2 P2 O7 ceramicNIPPON CERAMIC KK·Filed 1986·Granted Oct 27, 1987·9 cites·5 claims
- 0525US5641964AInfrared human body detectorNIPPON CERAMIC KK·Filed 1994·Granted Jun 24, 1997·2 cites·20 claims
- 0619USD616126SHuman body detection sensor light operated on dry batteriesNIPPON CERAMIC KK·Filed 2009·Granted May 18, 2010·2 cites·1 claims
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